Opteron 6180 SE 's Advantages
Lower TDP (140W vs 270W)
Intel Xeon w5 3425 's Advantages
Released 12 years late
Higher specification of memory (DDR5-4800 vs DDR3-1333)
Newer PCIe version (5 vs 2)
Higher base frequency (3.2GHz vs 2.5GHz)
Larger L3 cache size (30MB vs 12MB)